Is 1075 is a composite number or not ?
- As we already know that, the number having factors 1 and the number itself is the prime number.
- And numbers having more than these two factors are the composite numbers.
- To check whether the number 1075 is composite or not first we have to find its factors.
Contents
Factors of 1075:
- If we have taken numbers from 1, 2, 3…for checking factors of 1075, we found that 1075 has factors 1, 5, 25, 43, 215 and 1075. Hence, we must say that 1075 is a composite number.
- Thus, 1075 is the composite number.
- If we multiply 1075 by 1, 2, 3 then we get the multiples of 1075 which are 1075, 2150 and so on.
1075 is a Composite number or Prime number
About the number 1075:
- 1075 has more than two factors which are 1, 5, 25, 43, 215 and 1075 and hence it is the composite number.
- 1075 is the odd composite number and it is not the perfect square also.
- If we divide 1075 by 1, 5, 25, 43, 215 and 1075 then we get remainder as zero. Hence, 1, 5, 25, 43, 215 and 1075 are the factors of 1075
Note:
- 1075 is not the perfect square.
- Factors of 1075: 1, 5, 25, 43, 215 and 1075
- Prime factors of 1075: 5, 43
Conclusion:
- 1075 is the composite number which has factors 1, 5, 25, 43, 215 and 1075.
- And hence, 1075 is not the prime number.
Multiple Choice Questions:
1) 1075 is a
a) odd number
b) Prime number
c) Composite number
d) Both a and c
Ans: d) both a and c
2) The prime factors of a composite number 1075 are
a) 1
b) 5, 43
c) 1, 25, 215 and 1075
d) 1, 5, 25, 43, 215 and 1075
Ans: b) 5, 43
3) 1075 is the odd composite number because
a) It has factors 1, 5, 25, 43, 215 and 1075
b) It is divisible by 2
c) It is not divisible by 2
d) Both a and c
Ans: d) both a and c